        ({:syms
          (seq
            sequence
+           eduction
            repeat
            replicate
            range

           nnext
           nth
           nthnext
           rand-nth
           butlast
           take

           future-cancelled?
           future?),
         :title "Futures"}
        {:syms (volatile! vswap! vreset!), :title "Volatiles"}
        {:syms
         (bound-fn
           bound-fn*
